[ PHP Programming MCQS ]

झारखंड में आयोजित होने वाली JPSC, JSSC, JET, झारखंड पुलिस भर्ती परीक्षा आदि के लिए उपयोगी सामान्य अध्ययन।

[ PHP Programming MCQS ]

Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.

121. Attributes (Annotations Alternative) किस version में आए?

[A] PHP 5

[B] PHP 7

[C] PHP 8

[D] PHP 4

121. Attributes were introduced in which PHP version?

[A] PHP 5

[B] PHP 7

[C] PHP 8

[D] PHP 4

सही उत्तर: PHP 8

व्याख्या: Metadata define करने का modern तरीका।

Correct Answer: PHP 8

Explanation: Modern way to define metadata.

122. Composer lock file का नाम क्या है?

[A] composer.lock

[B] composer.json.lock

[C] lock.json

[D] vendor.lock

122. What is the name of Composer lock file?

[A] composer.lock

[B] composer.json.lock

[C] lock.json

[D] vendor.lock

सही उत्तर: composer.lock

व्याख्या: Installed package versions store करता है।

Correct Answer: composer.lock

Explanation: Stores exact package versions.

123. Semantic Versioning में MAJOR version change कब होता है?

[A] Bug Fix

[B] Patch Update

[C] Breaking Change

[D] Documentation Update

123. When does a MAJOR version change occur in Semantic Versioning?

[A] Bug Fix

[B] Patch Update

[C] Breaking Change

[D] Documentation Update

सही उत्तर: Breaking Change

व्याख्या: Backward incompatible changes पर।

Correct Answer: Breaking Change

Explanation: Occurs when backward compatibility breaks.

124. Queue System का मुख्य लाभ क्या है?

[A] Slow Processing

[B] Background Processing

[C] Database Creation

[D] File Upload

124. What is the main benefit of a Queue System?

[A] Slow Processing

[B] Background Processing

[C] Database Creation

[D] File Upload

सही उत्तर: Background Processing

व्याख्या: Heavy tasks को asynchronously execute करता है।

Correct Answer: Background Processing

Explanation: Executes heavy tasks asynchronously.

125. Microservices Architecture का मुख्य लाभ क्या है?

[A] Single Large Application

[B] Independent Deployment

[C] No Database

[D] No API

125. What is the primary benefit of Microservices Architecture?

[A] Single Large Application

[B] Independent Deployment

[C] No Database

[D] No API

सही उत्तर: Independent Deployment

व्याख्या: प्रत्येक service को स्वतंत्र रूप से deploy किया जा सकता है।

Correct Answer: Independent Deployment

Explanation: Each service can be deployed independently.

126. Microservices के बीच communication सामान्यतः किसके माध्यम से होती है?

[A] REST API

[B] SOAP

[C] Message Queue

[D] All of These

126. How do microservices commonly communicate?

[A] REST API

[B] SOAP

[C] Message Queue

[D] All of These

सही उत्तर: All of These

व्याख्या: Services विभिन्न protocols द्वारा communicate कर सकती हैं।

Correct Answer: All of These

Explanation: Services may communicate using multiple protocols.

127. RabbitMQ क्या है?

[A] Database

[B] Message Broker

[C] Web Server

[D] Framework

127. What is RabbitMQ?

[A] Database

[B] Message Broker

[C] Web Server

[D] Framework

सही उत्तर: Message Broker

व्याख्या: Applications के बीच messages exchange करता है।

Correct Answer: Message Broker

Explanation: Used for message exchange between applications.

128. RabbitMQ में messages कहाँ store होते हैं?

[A] Table

[B] Queue

[C] Session

[D] Cookie

128. Where are messages stored in RabbitMQ?

[A] Table

[B] Queue

[C] Session

[D] Cookie

सही उत्तर: Queue

व्याख्या: Messages queue में रखे जाते हैं।

Correct Answer: Queue

Explanation: Messages are stored in queues.

129. WebSocket का मुख्य लाभ क्या है?

[A] One-way Communication

[B] Real-time Bidirectional Communication

[C] Database Storage

[D] Caching

129. What is the main advantage of WebSockets?

[A] One-way Communication

[B] Real-time Bidirectional Communication

[C] Database Storage

[D] Caching

सही उत्तर: Real-time Bidirectional Communication

व्याख्या: Client और Server दोनों data भेज सकते हैं।

Correct Answer: Real-time Bidirectional Communication

Explanation: Allows two-way communication in real time.

130. Chat Application में कौन-सी technology सबसे उपयुक्त है?

[A] FTP

[B] WebSocket

[C] SMTP

[D] CSV

130. Which technology is best suited for chat applications?

[A] FTP

[B] WebSocket

[C] SMTP

[D] CSV

सही उत्तर: WebSocket

व्याख्या: Real-time messaging के लिए।

Correct Answer: WebSocket

Explanation: Ideal for real-time messaging.